#513FBF#513FBF

#513FBF is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.8% C 0.191 H 282.5°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#513FBF
RGB	rgb(81, 63, 191)
HSL	hsl(248, 50%, 50%)
HSV	hsv(248, 67%, 75%)
CMYK	cmyk(57.6%, 67%, 0%, 25.1%)
CIE-LAB	lab(36.11, 43.00, -64.73)
CIE-LCH	lch(36.11, 77.71, 303.60°)
OKLab	oklab(46.76% 0.0414 -0.1862)
OKLCH	oklch(46.76% 0.191 282.5)
XYZ	xyz(14.5719, 9.0650, 50.2620)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513FBF #ADBF3F

analogous

#3F6DBF #513FBF #913FBF

triadic

#513FBF #BF513F #3FBF51

tetradic

#513FBF #BF3F6D #ADBF3F #3FBF91

square

#513FBF #BF3F6D #ADBF3F #3FBF91

split-complementary

#513FBF #BF913F #6DBF3F

monochromatic

#2A2163 #3D3091 #513FBF #7A6DCF #A49BDE

Accessibility & contrast

On white

7.46

#513FBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#513FBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513FBF

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FBF	#FFFFFF	#000000	##FFFFFF
##513FBF	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C3

Deuteranopia (green-blind)

#0050BD

Tritanopia (blue-blind)

#13607A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #513fbf;
/* rgb */ color: rgb(81, 63, 191);
/* oklch */ color: oklch(46.8% 0.191 282.5);

Tailwind

colors: {
  custom: {
    50: '#8d75d3',
    500: '#513fbf',
    950: '#000000',
  },
}

SCSS

$custom: #513fbf;
$custom-light: #8d75d3;
$custom-dark: #000000;

JSON

{
  "hex": "#513fbf",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 191
  },
  "hsl": {
    "h": 248.438,
    "s": 50.394,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46755,
    "c": 0.19079,
    "h": 282.5
  },
  "luminance": 0.09066
}

Semantic roles & 50–950 ramp

primary

#513FBF

secondary

#C2CA90

accent

#DA4EC6

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #513FBF

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →